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Glastonbury Climate by Month

The temperature in Glastonbury can vary quite a bit throughout the year. Temperatures can be pleasant during the warmest months, and cold during the cooler months. It receives a reasonable amount of rain/snowfall. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Visitors to Glastonbury can expect significant temperature changes throughout the year. Average daytime temperatures reach a pleasant 22°C in July. In February, the coolest month of the year, temperatures drop to a chilly 9°C. At night, expect cooler temperatures, averaging 3°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Glastonbury experiences moderate precipitation patterns, averaging 853 mm yearly. Despite minor fluctuations, Glastonbury enjoys fairly consistent precipitation throughout the year. In October, you can expect around 81 mm of precipitation, while in March, Glastonbury receives about 60 mm.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Glastonbury can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.8 hours of sunlight per day.

Monthly hours of sunshine

Data from: Bristol, the United Kingdom (34 KM, 21 Miles).

Daily hours of sunshine

Data from: Bristol, the United Kingdom (34 KM, 21 Miles).

The best time of year to visit Glastonbury in the United Kingdom

During the months of July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Glastonbury?
    July has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Glastonbury?
    The coldest month is February with an average maximum temperature of 9°C.
  • Which is the wettest month in Glastonbury?
    October tops the wettest month list with 81 mm of rainfall.
  • Which is the driest month in Glastonbury?
    March is the driest month with 60 mm of precipitation.
  • Which is the sunniest month in Glastonbury?
    July is the sunniest month with an average of 219 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Glastonbury

    Sun   Dec 15
    12°C | 7°C
    W 22 km/h
    broken clouds and no rain

    broken clouds and no rain

    Mon   Dec 16
    12°C | 7°C
    SW 22 km/h
    0.5 mm
    broken clouds and small chance of slight rain

    broken clouds and small chance of slight rain

    Tue   Dec 17
    14°C | 7°C
    S 29 km/h
    2.4 mm
    overcast and  chance of rain

    overcast and chance of rain